Related Experiment Video
Updated: Aug 9, 2026

07:43
Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas
Published on: January 17, 2018
[Echography of the paranasal sinuses (author's transl)]
Archives of Oto-Rhino-Laryngology
|November 30, 1975
Abstract:
Echography, combined with routine X-rays of the paranasal sinuses, has been used in more than 300 patients. The diagnosis was controlled by clinical examination, endoscopy and operation. The combination of the two techniques reduces the diagnostic error in paranasal sinus disease to 5%.

